Find as well graph the probability distribution of x

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Reference no: EM13117782

Probability Distribution.

Three marbles are chosen without replacement from a box containing 12 red, 7 blue, and 8 yellow marbles. Let X be the number of blue marbles chosen.

a) Find and graph the probability distribution of X.

b) Find the mean of the random variable X.

Reference no: EM13117782

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